generator-wxnode-boilerplate/node_boilerplate/templates/node/util/index.ts

Yeoman generator for wxnode boilerplate

/**
 * get remote ip from context
 * the real ip is set to the `Server_Render_Ip` http header when the request is fetch from server(server render)
 * @param {context} ctx
 * @returns {string}
 */
import {IRouterContext} from 'koa-router';

export function getIp(ctx: IRouterContext) {
    let ip = ctx.request.headers.server_render_ip || ctx.request.headers['x-forwarded-for'] || ctx.ip;
    if (ip.substr(0, 7) === '::ffff:') {
        ip = ip.substr(7);
    }
    return ip;
}


export function isTencentSecureTeam(ctx: IRouterContext) {
    const ua = ctx.request.headers['user-agent'] || '';
    return ua.indexOf('Tencent_Security_Team') !== -1 || ua.indexOf('Tst_SsrF') !== -1 || ctx.request.headers['Tencent-LeakScan'];
}